072734 PKZM0-1 Motor-protective circuit-breaker, 0.25 kW, 0.63 - 1 A

Key Features

• ✔ Protects motors up to 0.25 kW, and therefore ensures reliable operation
• ✔ Adjustable overload release range: 0.63–1 A, so it adapts to different setups
• ✔ Three-pole design with screw terminals, which makes wiring secure
• ✔ Compact dimensions for DIN rail mounting, and consequently saves panel space
• ✔ Phase-failure sensitivity, so motors remain protected under fault conditions
• ✔ Temperature compensation from –25 °C to +55 °C, and thus suitable for harsh environments
• ✔ Certified to UL, CSA, CE, IEC standards, which guarantees compliance worldwide

Electrical Ratings

• ✔ Motor rating (AC-3): 0.12 kW at 230 V, 0.25 kW at 400 V
• ✔ Short-circuit release: 15.5 × Iu, therefore offering added safety
• ✔ Impulse withstand voltage: 6000 V AC, which ensures durability
• ✔ Mechanical lifespan: 100,000 operations, and consequently long service life
• ✔ Electrical lifespan: 100,000 operations, so performance remains consistent

Typical Applications

• ✔ Motor protection for pumps, fans, and conveyors, and therefore reduces downtime
• ✔ Industrial automation panels requiring compact breakers
• ✔ HVAC systems with small motors, so energy efficiency improves
• ✔ Water treatment and filtration plants, and consequently safer operations
• ✔ General electrical installations needing overload protection

Benefits

• ✔ Prevents motor damage from overloads and phase failure, and therefore lowers repair costs
• ✔ Extends motor lifespan by reducing electrical stress
• ✔ Compact design saves valuable panel space, and moreover simplifies installation
• ✔ Easy installation with screw terminals, so setup is quick
• ✔ Provides reliable performance in demanding environments, and as a result ensures continuity

Additional Details

• ✔ Shock resistance: 25 g mechanical (IEC/EN 60068-2-27), therefore suitable for rugged use
• ✔ Finger and back-of-hand proof (EN 50274), so safety is enhanced
• ✔ Mounting: DIN rail (IEC/EN 60715 top-hat rail), and consequently easy integration
• ✔ Explosion safety category: ATEX dust-ex protection, Ex II (2) GD
• ✔ Terminal capacity: 1 × (1–6 mm²), 2 × (1–6 mm²), AWG 18–10